WA EPH Matrix Spike Mix Back Catalog number: 51145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C14447300 Isophthalic acid, bis-methyl ester. 1g Price on request 79883 trans-Nonachlor Price on request 0460.15-K-IO 2-Methylanthracene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 613-12-7 Price on request